what is sound and its unit

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asked Aug 14, 2018 in Class VIII Science by krishna singhaniya (15 points)
briefly define it

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answered Aug 14, 2018 by krishna singhaniya (15 points)
sound is form of energy
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answered Aug 17, 2018 by vaibhav paliwal Basic (33 points)
sound is a type of energy and its unit is hudes

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